CN Patent

CN111574386B — 一种氧代乙胺化合物的纯化方法

Assigned to Guangdong HEC Pharmaceutical Co Ltd · Expires 2024-02-23 · 2y expired

What this patent protects

本发明提供了一种氧代乙胺化合物的纯化方法，属于医药化工领域；本发明所述方法通过将氧代乙胺化合物，经过成盐、萃取、游离、再萃取得到高纯度的该化合物。该方法生产得到的产物纯度高，收率高，成本低，操作简单，工艺稳定的特点。

USPTO Abstract

本发明提供了一种氧代乙胺化合物的纯化方法，属于医药化工领域；本发明所述方法通过将氧代乙胺化合物，经过成盐、萃取、游离、再萃取得到高纯度的该化合物。该方法生产得到的产物纯度高，收率高，成本低，操作简单，工艺稳定的特点。

Drugs covered by this patent

Patent Metadata

Patent number
CN111574386B
Jurisdiction
CN
Classification
—
Expires
2024-02-23
Drug substance claim
No
Drug product claim
No
Assignee
Guangdong HEC Pharmaceutical Co Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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